Advanced Topics in JCL
- Recommended Duration:
- 3 Days
- Version
- z/OS Course is also suitable for OS/390 and MVS/ESA shops.
- Benefits
- Students who complete this course will be able to code JCL to run test and production batch jobs, use some common batch utility programs, and use a Sort / Merge program product, including the Year 2000 capabilities; debug many JCL errors; set up JCL for restart; use some JES2 or JES3 control statements.
- Audience
- Experienced programmers, operators, analysts, support staff and users who need to know how to code JCL to run jobs. Anyone who needs to work with procedures, handle JCL errors, and design / code JCL to deal with multi-volume data sets, restart, and SMS data
- Prerequisites
- The student entering this course should have 6 months recent experience coding JCL statements or have completed the "MVS and OS/390 JCL and Utilities" course within the last 12 months.
- Major Topics
-
- Data sets and libraries; DASD organization, VTOCs and catalogs
- MVS, OS/390 organization and workflow
- JCL: rules of syntax
- JOB, EXEC, DD, OUTPUT statements
- OPEN processing
- Sources of Information
- Debugging JCL
- Multi-volume data sets
- Utilities: IEFBR14, IEBGENER, IEBCOPY
- Introduction to IDCAMS
- Conditional JCL: COND, IF/THEN, ELSE, ENDIF
- Cataloged and in-stream procedures
- Symbolic parameters in procedures and in open JCL
- JES internal readers
- Step restart, checkpoint restart
- JES control statements
- SMS - Storage Management Subsystem and PDSEs
- INCLUDE, SET, JCLLIB
- Sort / Merge, including multiple output files and Year 2000 capabilities
- Exercises
- There are six machine exercises.
- Notes
- This course is combined with "Introduction to TSO/ISPF" in the five-day course "MVS Fundamentals: TSO and JCL". Students with experience in MVS JCL can take a one day course, "Exploiting MVS/ESA Using SMS and the New JCL" to gain some hands-on experience using the JCL introduced most recently.